General

  • Target

    699728f00e6920c375ff6e0653c1f0094198d170e45574f4930eb9033940cea6

  • Size

    4.2MB

  • Sample

    220310-d59v6sddh3

  • MD5

    63c2c40cfa3ba6928b82cd1433f1167d

  • SHA1

    28af8a5a3ba4e050c558c34e422d78c2ac240b43

  • SHA256

    699728f00e6920c375ff6e0653c1f0094198d170e45574f4930eb9033940cea6

  • SHA512

    a8a0eadd9bb9f795856b07e5b4ec4bd3ae18446436448f949c40e049a823ff5c742639b0b196f3b59582567c5e461a2500e0b446c8662ea873dc310d1377774d

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.192/-RED/RED.oo

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.192/-RED/NAN.oo

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://62.204.41.192/-RED/NON.oo

Extracted

Family

socelars

C2

http://www.iyiqian.com/

http://www.xxhufdc.top/

http://www.uefhkice.xyz/

http://www.wygexde.xyz/

https://sa-us-bucket.s3.us-east-2.amazonaws.com/asdhjk/

Extracted

Family

smokeloader

Version

2020

C2

http://conceitosseg.com/upload/

http://integrasidata.com/upload/

http://ozentekstil.com/upload/

http://finbelportal.com/upload/

http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Extracted

Family

vidar

Version

50.6

Botnet

937

C2

https://mas.to/@s4msalo

https://koyu.space/@samsa2l

Attributes
  • profile_id

    937

Extracted

Family

redline

C2

45.67.231.23:37676

Attributes
  • auth_value

    5f050409d5f5a18aebb1db23072cf9f6

Extracted

Family

redline

Botnet

jack

C2

5.182.5.203:33873

Attributes
  • auth_value

    6d03d90d7d897b871fe8bfcaec8c6ae0

Extracted

Family

redline

Botnet

fdfsdf

C2

86.107.197.196:63065

Attributes
  • auth_value

    49c341b88f13528ba52befa3c6ca7ebb

Extracted

Family

redline

Botnet

Travis

C2

5.182.5.22:33809

Attributes
  • auth_value

    6fa3251b9d70327e7d1e5851c226af23

Targets

    • Target

      699728f00e6920c375ff6e0653c1f0094198d170e45574f4930eb9033940cea6

    • Size

      4.2MB

    • MD5

      63c2c40cfa3ba6928b82cd1433f1167d

    • SHA1

      28af8a5a3ba4e050c558c34e422d78c2ac240b43

    • SHA256

      699728f00e6920c375ff6e0653c1f0094198d170e45574f4930eb9033940cea6

    • SHA512

      a8a0eadd9bb9f795856b07e5b4ec4bd3ae18446436448f949c40e049a823ff5c742639b0b196f3b59582567c5e461a2500e0b446c8662ea873dc310d1377774d

    • Modifies Windows Defender Real-time Protection settings

    • OnlyLogger

      A tiny loader that uses IPLogger to get its payload.

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

    • Socelars Payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • OnlyLogger Payload

    • Vidar Stealer

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

4
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

7
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks